This is a resource that explains the rationale behind the multiple time zone divisions in the United States. Learners will work through a problem set to practice calculating the time in one time zone, given the time in another time zone. This is...(View More) activity 9 from the educator guide, Exploring Magnetism: Magnetic Mysteries of the Aurora.(View Less)

This is a poster about radiation in space. Learners can read about the Van Allen belts and how NASA's Van Allen Probes are investigating the influence of the Sun's energy on Earth. The activity version also includes math problems, a vocabulary...(View More) matching game, a communication research challenge, and a toolbox of web resources.(View Less)

This is a resource about the Sun and its effects on the rest of the Solar System. Learners will watch movie clips and read a guidebook of information about space weather, solar variability, the heliosphere, Earth’s magnetosphere and upper...(View More) atmosphere, as well as the solar mysteries that scientists are still studying.(View Less)